Nikon DIAPHOT 300 - Page 51

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• Mounting the SLWD condenser
Remove the condenser holder from the
illumination pillar. (Lower the condenser
holder till the limit by the condenser
focusing knob. Loosen the condenser
holder clamp screw by the hexagonal
screw driver, and slide the holder back to
detach the holder .)
Install the condenser lens to the field lens
screw mount on the illumination pillar.
Remove the dust-proof slider or
supplementary lens from the
supplementary lens pocket and insert the
SLWD condenser slider instead.
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10. Installing objectives
Remove the stage ring from the stage.
Install objectives in such places that
magnification increases with clockwise
rotation of the revolving nosepiece. Refit
the removed stage ring. (See the figure
below.)
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11. Installing the lamp and lamphouse
NOTE: •Use the specified Lamp House
Unit, Nikon, Halogen 12V100W.
• Be sure to turn OFF the power
switch and plug out the power
cord before installation.
• Do not touch the lamp bulb
with bare hands. Keep it in the
cover or wear gloves. If dirt or
fingerprints are put on the bulb,
thoroughly wipe them off. Be
sure to remove the lamp cover
after the lamp bulb is mounted.
(1) Loosen the lamphouse cover clamp
screw with a coin or the like;
(2) Remove the cover:
(3) Press down the lamp clamp lever, and
while doing this;
(4) Insert the lamp into the socket pin
hole as far as it touches the stopper;
(5) Set the lamp clamp lever to the
previous position. Be careful so the
lamp is mounted upright. If it is
tilted, retry;
(6) Close the cover; and
(7) Tighten the lamphouse cover clamp
screw.
Align the anti-rotation pin on the
lamphouse mount to the groove in the
cylindrical part of the lamphouse, insert
the lamphouse into the lamphouse
mount, then secure the lamphouse by
tightening its clamp screw.
• Removing the lamphouse
CAUTION: Lamp House is very hot
immediately after lamp is
turned off. Make sure that it
is sufficiently cool before
replacement.
For safety, tighten the tilting clamp screw
of the illumination pillar.
Set the power switch off (or make sure
that it is set off).
Loosen the lamphouse clamp screw,
then draw the lamphouse out of the base.
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